contagious - Master This Word
Master this word with our 5-step learning method – Learn English in English
contagious Word Meanings
- able to be spread from one person to another
- easily communicate a feeling or idea
- spreadable like an infectious disease
contagious Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
contagious Phonetic & Pronunciation
UK
/kənˈteɪdʒəs/
US
/kənˈteɪdʒəs/
contagious Word Etymology
contagious is composed of 'con-' (with) and 'tagious' (touch), historically originating from Latin 'contagiosus', then Old French, and entering English. Imagine a crowd where one person laughs and soon everyone is laughing together, illustrating how emotions can be 'contagious'.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputReal Context
Contagious is an adjective used for things that can spread from one person to another, most often a disease, but also feelings, behaviors, or moods. In medical contexts, it means the infection can be transmitted by contact, droplets, or other routes. Figuratively, it describes something that quickly wins others to adopt it, such as contagious enthusiasm, laughter, or curiosity. The word suggests a social chain reaction: a single reaction can prompt others to respond in kind. In everyday speech, you might say a joke or a trend is contagious when it seems to sweep through a group with minimal effort. Etymology notes: from con- 'with' and tagious 'touch', rooted in Latin contagiosus and Old French, entering English.
Usage Reminders
- Use contagious with feelings or diseases, not with neutral objects
- Avoid saying something is contagious to mean it spreads information without human contact
- Pair with nouns like laughter, enthusiasm, or disease to show spread
- Stay aware of its slightly stronger or more emotional tone than 'infectious'
- Remember it is not about responsibility; it describes spread, not blame
- Keep it informal when talking about moods or trends
Common Misconceptions
- Contagious can describe feelings and moods, not just diseases
- Something contagious does not always involve people directly spreading it
- Contagious does not imply blame or fault; it describes spread
- In some contexts you should use 'infectious' rather than 'contagious' (e. g., abstract ideas)
- Contagious and contagiousness are about spread, not necessarily harm
Thinking Differences
English speakers often separate contagious from infectious by tone: contagious leans toward social spread or feelings, while infectious is more medical. Learners may over-apply contagious to abstract ideas or underestimate its metaphorical breadth.
Learning Tips
- Observe collocations: contagious laughter, contagious enthusiasm
- Contrast contagious with infectious and contagion
- Practice metaphorical uses in everyday conversations
- Note that contagious describes spread, not blaming someone
- Remember etymology to recall the sense of 'touch' and 'with'
- Use with diseases or feelings, not with neutral objects
5-Step Learning Method - Learn English in English
Step 1: Meaning
What does the word 'contagious' mean?
A.Being calm and collected
B.Promoting good health
C.Having the ability to spread from one person to another
D.Irritating or annoying
Step 2: Usage
Select the sentence that correctly uses the word 'contagious'.
A.The contagious puppy was very playful.
B.I found the contagious book very interesting.
C.Fear can be contagious in a crowded room.
D.She played her contagious song repeatedly.
Step 3: Similar Words
Which word is most similar to 'contagious'?
A.Delightful
B.Infectious
C.Timid
D.Tiring
Step 4: Opposite Words
What is the opposite of 'contagious'?
A.Active
B.Viral
C.Innocuous
D.Dangerous
Step 5: Mastery
Can you think of a real-life scenario where something is contagious?
A.A song stuck in your head spreads among friends.
B.A person who is feeling well shares their happiness.
C.A healthy food trend starts at a community center.
D.A child helps others with their homework.
Related Listening
🔥 Advanced
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